100133221223 has 12 divisors (see below), whose sum is σ = 116896043232. Its totient is φ = 85523024160.

The previous prime is 100133221187. The next prime is 100133221261. The reversal of 100133221223 is 322122331001.

It is not a de Polignac number, because 100133221223 - 2¹⁰ = 100133220199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100133221195 and 100133221204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100133220223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3622415 + ... + 3649952.

It is an arithmetic number, because the mean of its divisors is an integer number (9741336936).

Almost surely, 2^100133221223 is an apocalyptic number.

100133221223 is a deficient number, since it is larger than the sum of its proper divisors (16762822009).

100133221223 is an equidigital number, since it uses as much as digits as its factorization.

100133221223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7272662 (or 7272655 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100133221223 its reverse (322122331001), we get a palindrome (422255552224).

The spelling of 100133221223 in words is "one hundred billion, one hundred thirty-three million, two hundred twenty-one thousand, two hundred twenty-three".